.flex {
  display: flex;
  align-items: center;
}

.flex-column {
  flex-direction: column;
  justify-content: center;
}
.flex-center {
  justify-content: center;
}
.flex-between {
  justify-content: space-between;
}
.flex-evenly{
  justify-content: space-evenly;
}
.text-center{
  text-align: center;
}
// 字体
.font20 {
  font-size: 20rpx;
}

.font24 {
  font-size: 24rpx;
}

.font28 {
  font-size: 28rpx;
}
.font36 {
  font-size: 36rpx;
}
// 间距
.mb20 {
  margin-bottom: 20rpx;
}
.mb24 {
  margin-bottom: 24rpx;
}

.mb28 {
  margin-bottom: 28rpx;
}

.mb32 {
  margin-bottom: 32rpx;
}
.mb40 {
  margin-bottom: 40rpx;
}
